A-type star · white star

HR 3921

498 lybrightness mag 6.23A2/A3III

Also catalogued as HD 85905 · HIP 48584

9,520 K

temperature

6.23

apparent magnitude

65.40× ☉

luminosity vs Sun

A2/A3III

spectral type

Distance & comparison with our Sun

498 years

at light speed from Earth

1.65×

as hot as the Sun

65.40×

the Sun's light output

0.31

absolute magnitude

Explore from here · roam the neighborhood

HR 3921A-type

Sky regionHydrathis direction

Nearest stars

HR 3858 →30 ly apart
HR 3963 →45 ly apart
HR 3933 →49 ly apart
HR 4011 →59 ly apart
HR 4003 →63 ly apart
The Pyx →72 ly apart

Bright stars in Hydra

46Gam Hya →mag 3.0
16Zet Hya →mag 3.1
Nu Hya →mag 3.1
49Pi Hya →mag 3.3
Ashlesha →mag 3.4
Xi Hya →mag 3.5
41Lam Hya →mag 3.6
42Mu Hya →mag 3.8

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.2To see it 50 mm binocularsLook toward Hydra

Star data from the HYG database v4.2 (Astronexus, CC BY-SA 4.0). Temperature and colour computed by gravityfinder from the B-V colour index; the illustration is generated from that temperature, not a photograph.